PRODUCT NAME: Carvedilol EP Impurity B
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	CRD-002
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	918903-20-5
Mol. Formula	C39H39N3O6
Molecular Wt	645.74
IUPAC	1-(9H-carbazol-4-yloxy)-3-[[3-(9H-carbazol-4-yloxy)-2-hydroxypropyl]-[2-(2-methoxyphenoxy)ethyl]amino]propan-2-ol
Synonyms	1,1'-[[2-(2-Methoxyphenoxy)ethyl]imino]bis[3-(9H-carbazol-4-yloxy)-2-propanol]; 3,3'-(2-(2-Methoxyphenoxy)ethylazanediyl)bis(1-(9H-carbazol-4-yloxy)propan-2-ol); Carvedilol Related Compound B (USP)
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	Off white solid
Water content by KF/TGA	Sample COA
% Potency = [100 - (Water content by KF)] X HPLC Purity)] / 100	Sample COA
Identification by HNMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Solubility	Freely soluble in DMSO
Purity	NLT 90% by HPLC
Analysis Date (Release Date)	Sample COA
Attachments	Sample COA
Other Information	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption